20178038782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:1105

約数の個数: 64

約数和(自身を含む): 34770498048

約数和(自身を除く): 14592459266

約数列:

[1, 2, 11, 22, 23, 46, 241, 253, 337, 482, 491, 506, 674, 982, 2651, 3707, 5302, 5401, 5543, 7414, 7751, 10802, 11086, 11293, 15502, 22586, 60973, 81217, 85261, 118331, 121946, 124223, 162434, 165467, 170522, 236662, 248446, 330934, 893387, 1301641, 1786774, 1820137, 1867991, 2603282, 2721613, 3640274, 3735982, 3805741, 5443226, 7611482, 20547901, 29937743, 39877547, 41095802, 41863151, 59875486, 79755094, 83726302, 438653017, 877306034, 917183581, 1834367162, 10089019391, 20178038782]

約数ペア:

[(1, 20178038782), (2, 10089019391), (11, 1834367162), (22, 917183581), (23, 877306034), (46, 438653017), (241, 83726302), (253, 79755094), (337, 59875486), (482, 41863151), (491, 41095802), (506, 39877547), (674, 29937743), (982, 20547901), (2651, 7611482), (3707, 5443226), (5302, 3805741), (5401, 3735982), (5543, 3640274), (7414, 2721613), (7751, 2603282), (10802, 1867991), (11086, 1820137), (11293, 1786774), (15502, 1301641), (22586, 893387), (60973, 330934), (81217, 248446), (85261, 236662), (118331, 170522), (121946, 165467), (124223, 162434)]